Rocks that differ greatly from their parent have characteristics of a high metamorphic grade.
What is Metamorphic Grade?
The Metamorphic grade may be defined as a typical term for illustrating the relative temperature and pressure conditions under which metamorphic rocks synthesize and evolve.
The metamorphic grade is the criteria that make the rocks more to less different from their parents due to excessive temperature and pressure.
Therefore, it is well described above.
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The complete question is as follows:
Rocks that differ greatly from their parent rock have what characteristics?
- high density.
- small crystals.
- a low foliation level.
- a high metamorphic grade.
